21
by Goodman, Steven N., Gerson, Jason
Published 2013
Agency for Healthcare Research and Quality (US)

22
Published 2014
Canadian Agency for Drugs and Technologies in Health

23
Published 2014
Canadian Agency for Drugs and Technologies in Health

25
Published 2008
National Academies Press

26
Published 2011
National Institute for Health and Clinical Excellence

27
Published 2000
Landes Bioscience

28
Published 2005
National Center for Biotechnology Information (NCBI)

29
Published 2008
National Institute for Health and Clinical Excellence

31
by Nolte, Ellen, Groenewegen, Peter
Published 2021
World Health Organization, Regional Office for Europe

32
by Panteli, Dimitra, Edwards, Suzanne
Published 2018
World Health Organization, Regional Office for Europe

33
Published 2022
National Academies Press

35
by Haddow, Gillian
Published 2021
Manchester University Press

36
Published 1994
The Library

37
Published 2011
National Institute for Health and Clinical Excellence

38
Published 2011
National Institute for Health and Clinical Excellence (NICE)

39
Published 2011
National Institute for Health and Clinical Excellence (NICE)